37113781057 has 2 divisors, whose sum is σ = 37113781058. Its totient is φ = 37113781056.

The previous prime is 37113781027. The next prime is 37113781073. The reversal of 37113781057 is 75018731173.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22567250176 + 14546530881 = 150224^2 + 120609^2 .

It is a cyclic number.

It is not a de Polignac number, because 37113781057 - 2²³ = 37105392449 is a prime.

It is not a weakly prime, because it can be changed into another prime (37113781027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18556890528 + 18556890529.

It is an arithmetic number, because the mean of its divisors is an integer number (18556890529).

Almost surely, 2^37113781057 is an apocalyptic number.

It is an amenable number.

37113781057 is a deficient number, since it is larger than the sum of its proper divisors (1).

37113781057 is an equidigital number, since it uses as much as digits as its factorization.

37113781057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 123480, while the sum is 43.

The spelling of 37113781057 in words is "thirty-seven billion, one hundred thirteen million, seven hundred eighty-one thousand, fifty-seven".